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The ICM2914 is a form, fit, and functional replacement for Trane Spark Ignition Control: D674712P01 shown in the cross-reference section of the guide.
The control boards are designed as automated gas ignition controls that monitor the ignition sequence including the inducer, pressure switch, spark ignition, gas valve, flame sense, and circulating blower while maintaining full safety circuit monitoring including the high limit switch, roll out switch and auxiliary limit switch circuits.
General Features:
Controls blower motors, gas valve, & spark ignitor in sequence
Protects against short cycling
Selectable Heat/Cool blower off-delay time
Flash codes from the onboard LED indicate specific problems for easier troubleshooting
Repeated ignition failures or flame losses will disable heat operation for safety